# Safety and Bioefficacy of Vitamin D2 and Vitamin D3

> **NCT01503216** · NA · COMPLETED · sponsor: **Ulrike Lehmann** · enrollment: 120 (actual)

## Conditions studied

- Vitamin D Deficiency

## Interventions

- **DIETARY_SUPPLEMENT:** cholecalciferol
- **DIETARY_SUPPLEMENT:** ergocalciferol
- **DIETARY_SUPPLEMENT:** Placebo

## Key facts

- **NCT ID:** NCT01503216
- **Lead sponsor:** Ulrike Lehmann
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2012-01
- **Primary completion:** 2012-05
- **Final completion:** 2012-05
- **Target enrollment:** 120 (ACTUAL)
- **Last updated:** 2012-10-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01503216

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01503216, "Safety and Bioefficacy of Vitamin D2 and Vitamin D3". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT01503216. Licensed CC0.

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